Figure 1
From: Dissociable processes underlying decisions in the Iowa Gambling Task: a new integrative framework
The P index across the two phases. Time course of the P index (tracking the preference for decks with high payoff) for the four groups during the experiment. Left: values of P during the five blocks of the first phase, grouped by Condition in the first and in the second phase. Right: A comparison of P at the end of the first phase and during the second phase, where no feedback was allowed. Points represent mean values ± SEM.